Repository Index

SDK for growing mobile in-app purchases

• ios
• purchases
• iap
• sdk

Predicts how news-driven supply-chain shocks ripple across S&P 500 stocks, with an event-study backtest and a hash-chained public prediction ledger. Built on MIT open-source SEC supply-graph code.

• cloudflare-workers
• d3
• event-study
• finance

Do stock correlations predict the market? 66 pre-registered tests, the data, and a triple pendulum that explains why not. If you have an idea you want me to try, submit it as a PR and I will test it and get back to you.

TranslatedLow-code quant backtesting for China A-shares

• a-shares
• backtesting
• backtrader
• china-stock

Frames iOS: making native card payments simple

• payment
• credit-card
• validation
• checkout

AI-powered SDK featuring algorithmic trading, backtesting, deployment on 100+ exchanges, and multiple optimization engines.

• ai
• algorithmic-trading
• crypto
• machine-learning

Complete, dependency-free Go client for the YNAB API — 44 operations, exact integer money, first-class delta sync, contract-tested. Unofficial.

• ynab
• ynab-api
• golang
• go

Simple Web Household Account Book

Robust Ninjatrader Bot 2026: complete standalone setup, community-driven, feature-rich

• automation
• desktop
• developer-tools
• ninjatrader

Mollie Payments API client for Crystal http://www.mollie.com

• mollie
• payment
• paypal
• ideal

Simple Elixir wrapper for the Stockfighter API

Capacitor plugin to trigger native payment for iOS(Apple pay) and Android(Google Pay)

• capacitor
• capacitor-plugin
• plugin

An embeddable widget for paying with Ripple.

Simple, modern ETH backtesting project using Pandas/Numpy: data prep, MA signals, portfolio simulation, and result visualization.

• algorithmic-trading
• cryptocurrency
• ethereum
• moving-average

Rails integration for Ripple payment notifications.

A simple, self-custodial solution for accepting private, on-chain Bitcoin payments using XPUBs and serverless functions.

Just a simple myanmar exchange rate checker and caculator based on Central Bank of Myanmar API with elixir